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EP0093349A3 - Method of heating piping arrangement and heating coil - Google Patents

Method of heating piping arrangement and heating coil Download PDF

Info

Publication number
EP0093349A3
EP0093349A3 EP83103959A EP83103959A EP0093349A3 EP 0093349 A3 EP0093349 A3 EP 0093349A3 EP 83103959 A EP83103959 A EP 83103959A EP 83103959 A EP83103959 A EP 83103959A EP 0093349 A3 EP0093349 A3 EP 0093349A3
Authority
EP
European Patent Office
Prior art keywords
heating
piping arrangement
heating coil
coil
heating piping
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP83103959A
Other versions
EP0093349A2 (en
EP0093349B1 (en
Inventor
Isao Sugihara
Tsukasa Ikegami
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Publication of EP0093349A2 publication Critical patent/EP0093349A2/en
Publication of EP0093349A3 publication Critical patent/EP0093349A3/en
Application granted granted Critical
Publication of EP0093349B1 publication Critical patent/EP0093349B1/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L58/00—Protection of pipes or pipe fittings against corrosion or incrustation
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/34—Methods of heating
    • C21D1/42—Induction heating
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L53/00—Heating of pipes or pipe systems; Cooling of pipes or pipe systems
    • F16L53/30—Heating of pipes or pipe systems
    • F16L53/34—Heating of pipes or pipe systems using electric, magnetic or electromagnetic fields, e.g. induction, dielectric or microwave heating
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/25—Process efficiency

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • General Induction Heating (AREA)
  • Heat Treatment Of Articles (AREA)
EP83103959A 1982-04-30 1983-04-22 Method of heating piping arrangement and heating coil Expired EP0093349B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP71144/82 1982-04-30
JP57071144A JPS58189330A (en) 1982-04-30 1982-04-30 Heat treatment of piping system and coil for heating

Publications (3)

Publication Number Publication Date
EP0093349A2 EP0093349A2 (en) 1983-11-09
EP0093349A3 true EP0093349A3 (en) 1984-07-18
EP0093349B1 EP0093349B1 (en) 1989-12-06

Family

ID=13452098

Family Applications (1)

Application Number Title Priority Date Filing Date
EP83103959A Expired EP0093349B1 (en) 1982-04-30 1983-04-22 Method of heating piping arrangement and heating coil

Country Status (4)

Country Link
US (1) US4590346A (en)
EP (1) EP0093349B1 (en)
JP (1) JPS58189330A (en)
DE (1) DE3380949D1 (en)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60255930A (en) * 1984-05-31 1985-12-17 Dai Ichi High Frequency Co Ltd Heating method and apparatus for improving residual stress in welded part of branched pipe
SE452085B (en) * 1986-03-03 1987-11-09 Asea Ab DEVICE FOR HEATING THE SUBJECT, TAPE OR PLATE
JP2566417B2 (en) * 1987-08-05 1996-12-25 旭光学工業株式会社 Focusing screen
US5113049A (en) * 1991-02-14 1992-05-12 Pda Engineering Flexible induction heating coil
FR2757994B1 (en) * 1996-12-30 1999-03-26 Framatome Sa METHOD AND DEVICE FOR PROTECTING THE EXTERNAL SURFACE OF A HETEROGENEOUS WELDING OF THE PRIMARY CIRCUIT OF A PRESSURE WATER NUCLEAR REACTOR
GB9720519D0 (en) * 1997-09-27 1997-11-26 Coflexip Stena Offshore Ltd Improved induction heating apparatus and method for pipeline welding operations
JPH11190323A (en) * 1997-12-25 1999-07-13 Mitsubishi Heavy Ind Ltd High frequency heating method for bolt with hole
JP4599250B2 (en) * 2005-08-10 2010-12-15 株式会社東芝 High-frequency induction heating outer surface temperature control method and control device
ITBO20050704A1 (en) * 2005-11-22 2007-05-23 Ali Spa MACHINE FOR THE PRODUCTION AND DISTRIBUTION OF LIQUID AND SEMILEQUID CONSUMPTION FOOD PRODUCTS
US8075714B2 (en) * 2008-01-22 2011-12-13 Caterpillar Inc. Localized induction heating for residual stress optimization
KR100930733B1 (en) * 2008-11-19 2009-12-09 주식회사 티엠시 Concrete slurry conveying pipes for concrete pump cars
GB201109909D0 (en) * 2011-06-14 2011-07-27 Mcgarvey Connie Induction heating device for heating a liquid
FR2994593B1 (en) * 2012-08-20 2014-09-05 Technip France INTERMEDIATE CONNECTION CONNECTION OF RIGID FLUID TRANSPORT DRIVING ELEMENTS, PIPE NETWORK AND ASSOCIATED ASSEMBLY METHOD
CN104263894B (en) * 2014-08-15 2016-05-18 苏州热工研究院有限公司 A kind of local post weld heat treatment method of stub (tube) corner joint
CN104131148B (en) * 2014-08-15 2016-06-08 苏州热工研究院有限公司 A kind of threeway supervisor's banjo fixing butt jointing local post weld heat treatment method
CN104152665B (en) * 2014-08-15 2016-06-15 苏州热工研究院有限公司 A kind of threeway arm opposite joint local post weld heat treatment method
CN114484152A (en) * 2022-01-13 2022-05-13 北京城建集团有限责任公司 Pipeline heat-preservation construction process

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2512893A (en) * 1946-05-21 1950-06-27 Gen Electric Induction heating and quenching apparatus
DE969849C (en) * 1948-10-02 1958-07-24 Siemens Ag Incandescent coil for inductive heating of metal bodies
US3081989A (en) * 1960-04-20 1963-03-19 Ohio Crankshaft Co Induction heating coil
US3766353A (en) * 1971-01-15 1973-10-16 Elphiac Sa Apparatus for the induction heating of metal sheets and process for heating such metal sheets
JPS5338246A (en) * 1976-09-21 1978-04-08 Toshiba Corp Amplifier circuit

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2182819A (en) * 1937-10-27 1939-12-12 Pisarev David Induction heating device
US2352332A (en) * 1942-07-31 1944-06-27 Smith Corp A O Induction heating
US2692322A (en) * 1950-11-24 1954-10-19 Smith Corp A O Induction welding method and apparatus
US2706234A (en) * 1952-08-18 1955-04-12 Int Harvester Co Heating device for hot machining apparatus
FR1338384A (en) * 1962-07-03 1963-09-27 Acec Process of manufacturing tubes with side fins or similar products in a row
FR2162379B1 (en) * 1971-12-07 1975-09-12 Hasenclever Gmbh Maschf
US4012616A (en) * 1975-01-02 1977-03-15 General Electric Company Method for metal bonding
JPS5217232A (en) * 1975-07-31 1977-02-09 Toshiba Corp High-frequency heating method
JPS55128539A (en) * 1979-03-23 1980-10-04 Nippon Steel Corp Removing uneven heating in induction heating of metal pipe and equipment therefor
SU829689A1 (en) * 1979-04-26 1981-05-15 Уральский Филиал Всесоюзного Дваждыордена Трудового Красного Знаменитеплотехнический Научно-Исследовательскийинститут Им. Ф.Э.Дзержинского Inductor for heating articles
JPS589786A (en) * 1981-07-08 1983-01-20 Hitachi Ltd High frequency induction heating coil wound on joint of piping

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2512893A (en) * 1946-05-21 1950-06-27 Gen Electric Induction heating and quenching apparatus
DE969849C (en) * 1948-10-02 1958-07-24 Siemens Ag Incandescent coil for inductive heating of metal bodies
US3081989A (en) * 1960-04-20 1963-03-19 Ohio Crankshaft Co Induction heating coil
US3766353A (en) * 1971-01-15 1973-10-16 Elphiac Sa Apparatus for the induction heating of metal sheets and process for heating such metal sheets
JPS5338246A (en) * 1976-09-21 1978-04-08 Toshiba Corp Amplifier circuit

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN, vol. 2, no. 67, 20 May 1978, page 594 C78; & JP-A-53 022 808 *
PATENT ABSTRACTS OF JAPAN, vol. 7, no. 85, 9 April 1983; & JP-A-58 009 786 *

Also Published As

Publication number Publication date
JPS58189330A (en) 1983-11-05
EP0093349A2 (en) 1983-11-09
EP0093349B1 (en) 1989-12-06
US4590346A (en) 1986-05-20
DE3380949D1 (en) 1990-01-11

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